import axios from "axios";
import errorCode from "./errorCode";
import { getToken } from "./auth";
import { Dialog, Notify } from "vant";
axios.defaults.headers["Content-Type"] = "application/json;charset=utf-8";

// 创建axios实例
const service = axios.create({
  // axios中请求配置有baseURL选项，表示请求URL公共部分
  // baseURL: '/',
  baseURL: process.env.VUE_APP_BASE_API,
  // 超时
  timeout: 40000,
});
// request拦截器
service.interceptors.request.use(
  (config) => {
    // 是否需要设置 token
    const isToken = (config.headers || {}).isToken === false;
    console.log(isToken);
    // config.headers['Authorization'] = sessionStorage.getItem('token') // 让每个请求携带自定义token 请根据实际情况自行修改
    // config.headers['token'] = sessionStorage.getItem('token') // 让每个请求携带自定义token 请根据实际情况自行修改
    config.headers["Authorization"] = "Bearer " + getToken();
    // get请求映射params参数
    if (config.method === "get" && config.params) {
      let url = config.url + "?";
      for (const propName of Object.keys(config.params)) {
        const value = config.params[propName];
        var part = encodeURIComponent(propName) + "=";
        if (value !== null && typeof value !== "undefined") {
          if (typeof value === "object") {
            for (const key of Object.keys(value)) {
              let params = propName + "[" + key + "]";
              var subPart = encodeURIComponent(params) + "=";
              url += subPart + encodeURIComponent(value[key]) + "&";
            }
          } else {
            url += part + encodeURIComponent(value) + "&";
          }
        }
      }
      url = url.slice(0, -1);
      config.params = {};
      config.url = url;
    }
    return config;
  },
  (error) => {
    // console.log(error);
    Promise.reject(error);
  }
);
// 响应拦截器
service.interceptors.response.use(
  (res) => {
    // 未设置状态码则默认成功状态
    const code = res.data.code || 200;
    // 获取错误信息
    const msg = errorCode[code] || res.data.msg || errorCode["default"];
    // 二进制数据则直接返回
    if (
      res.request.responseType === "blob" ||
      res.request.responseType === "arraybuffer"
    ) {
      return res.data;
    }
    if (code === 401) {
      return Promise.reject("无效的会话，或者会话已过期，请重新登录。");
    } else if (code === 402) {
      Dialog.alert({
        message: res.data.msg,
        confirmButtonColor: "#3478F3",
      }).then(() => {});
      return Promise.reject(new Error(msg));
    } else if (code === 403) {
      return Promise.reject(new Error(msg));
    } else if (code === 500) {
      Notify({
        type: "danger",
        message: msg,
      });
      return Promise.reject(new Error(msg));
    } else if (code === 601) {
      Notify({
        type: "warning",
        message: msg,
      });
      return Promise.reject("error");
    } else if (code !== 200) {
      Dialog({
        title: "错误",
        message: msg,
      });
      return Promise.reject("error");
    } else {
      return res.data;
    }
  },
  (error) => {
    // console.log("err" + error);
    let { message } = error;
    if (message == "Network Error") {
      message = "后端接口连接异常";
    } else if (message.includes("timeout")) {
      message = "系统接口请求超时";
    } else if (message.includes("Request failed with status code")) {
      message = "系统接口" + message.substr(message.length - 3) + "异常";
    }
    Notify({
      message: message,
      type: "danger",
      duration: 5 * 1000,
    });
    return Promise.reject(error);
  }
);
export default service;
